AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Scotland > Corundum var. Sapphire with Mullite and Spinel

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Corundum var. Sapphire with Mullite and Spinel from Loch Scridain, Isle of Mull, Scotland (Type Locality for Mullite)

 
Corundum var. Sapphire with Mullite and Spinel from Loch Scridain, Isle of Mull, Scotland (Type Locality for Mullite)

Corundum var. Sapphire with Mullite and Spinel from Loch Scridain, Isle of Mull, Scotland (Type Locality for Mullite)

Corundum var. Sapphire with Mullite and Spinel from Loch Scridain, Isle of Mull, Scotland (Type Locality for Mullite)

DESCRIPTION:No. 62521
Mineral:Corundum var. Sapphire with Mullite and Spinel
Locality:Loch Scridain, Isle of Mull, Scotland (Type Locality for Mullite)
Description:Scattered lustrous transparent blue sapphire crystals, the gem variety of the mineral corundum, to 1.5 mm with octahedral bluish-black spinel crystals to 2 mm plus gray mullite microcrystal impurities in the matrix. Ex. John Lawson (1942-2024) and Robert Lawson
Overall Size:3.5x2x2 cm
Crystals:micro to 2 mm
Archived: For reference only

 

 

 

 

 

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